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71726 (2000 HQ24)
Classification: Main-belt Asteroid          SPK-ID: 2071726
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1599215294245641 4.3776e-08  
a 3.197820713816111 2.4688e-08 au
q 2.686420334437087 1.3803e-07 au
i 13.67783788382051 6.0252e-06 deg
node 41.60340288664048 1.9477e-05 deg
peri 93.92279639161198 2.7385e-05 deg
M 251.2975060511194 2.0563e-05 deg
tp 2459631.190952988958
(2022-Feb-20.69095299)
0.00012342 TDB
period 2088.716963410231
5.72
2.4188e-05
6.622e-08
d
yr
n .1723546111351683 1.9959e-09 deg/d
Q 3.709221093195135 2.8636e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1075  
   data-arc span      7776 days (21.29 yr)  
   first obs. used      1998-10-02  
   last obs. used      2020-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5638  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:30:36  

Additional Information
 Earth MOID = 1.74349 au 
 Jupiter MOID = 1.54496 au 
 T_jup = 3.131 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.5   n/a MPO351349  
diameter diameter 9.743 km 0.167 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.089   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71726 (2000 HQ24)          Discovered 2000-Apr-24 by LONEOS at Anderson Mesa
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 HQ24 = 1999 CT120 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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